adv-cache-3: harness crate (skip, relations, image, pebble, cross)

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

tools/attack/adv-cache-3/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "attack-adv-cache-3"
+version = "0.1.0"
+edition = "2021"
+description = "Adversarial lane adv-cache-3: the chain break or skip of the memory-hard cache (template skip search, GF(2) rank, dependence, feed-forward relations, exhaustive image census at small word size, the pebbling curve); igneum-pow by path, nothing re-implemented but the restated chain, which is checked against the library"
+license = "MIT"
+publish = false
+
+[[bin]]
+name = "adv-cache-3"
+path = "src/main.rs"
+
+[dependencies]
+igneum-pow = { path = "../../../igneum-pow" }
+
+[workspace]
+
+[profile.release]
+opt-level = 3
+lto = true
+codegen-units = 1